Hazardous marine condition(s):
Hazardous Weather Outlook
LMZ743>745-181515-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
355 AM CDT Mon May 18 2026
TODAY
South winds 15 to 25 kt. Showers likely and a chance of
thunderstorms. Waves 2 to 4 ft.
TONIGHT
South winds 15 to 25 kt. Slight chance of showers and
thunderstorms in the evening, then chance of showers and
thunderstorms overnight. Waves 2 to 4 ft.
TUESDAY
Southwest winds 20 to 25 kt becoming west in the
afternoon. Chance of showers and thunderstorms in the morning,
then showers likely and a chance of thunderstorms in the
afternoon. Waves 2 to 4 ft. A small craft advisory may be needed.
TUESDAY NIGHT
Northwest winds 15 to 20 kt becoming north
overnight. Chance of showers and slight chance of thunderstorms
in the evening. Waves 2 to 4 ft.
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